JavaScript

CHALLENGE

const handler = {
  get(target, prop) {
    if (prop in target) {
      return target[prop] * 2;
    } else {
      return `Property ${prop} not found`;
    }
  },
  set(target, prop, value) {
    if (typeof value === 'number') {
      target[prop] = Math.round(value);
      return true;
    }
    return false;
  }
};

const obj = { a: 5, b: 10 };
const proxy = new Proxy(obj, handler);

proxy.c = 7.8;
proxy.d = "hello";

console.log(obj.c, proxy.a, proxy.x);

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www.tgoop.com/javascript/2452

2.8K viewsJul 6 at 06:33

CHALLENGE

const handler = {
  get(target, prop) {
    if (prop in target) {
      return target[prop] * 2;
    } else {
      return `Property ${prop} not found`;
    }
  },
  set(target, prop, value) {
    if (typeof value === 'number') {
      target[prop] = Math.round(value);
      return true;
    }
    return false;
  }
};

const obj = { a: 5, b: 10 };
const proxy = new Proxy(obj, handler);

proxy.c = 7.8;
proxy.d = "hello";

console.log(obj.c, proxy.a, proxy.x);

BY JavaScript